The ConvolveHorizontally function in Skia, as used in Mozilla Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before 24.7, does not properly handle the discarding of image data during function execution, which allows remote attackers to execute arbitrary code by triggering prolonged image scaling, as demonstrated by scaling of a high-quality image.
https://security.gentoo.org/glsa/201504-01
https://bugzilla.mozilla.org/show_bug.cgi?id=913805
http://www.securitytracker.com/id/1030620
http://www.securitytracker.com/id/1030619
http://www.securityfocus.com/bid/68824
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.mozilla.org/security/announce/2014/mfsa2014-64.html
http://www.debian.org/security/2014/dsa-2996
http://www.debian.org/security/2014/dsa-2986
http://secunia.com/advisories/60628
http://secunia.com/advisories/60621
http://secunia.com/advisories/60486
http://secunia.com/advisories/60306
http://secunia.com/advisories/60083
http://secunia.com/advisories/59760
http://secunia.com/advisories/59719